Home / 78,368.23-108,151.10-44,827.75

Finding the Fourth Proportional to 78,368.23, 108,151.10 and 44,827.75

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Solution

The fourth proportional to 78,368.23, 108,151.10 and 44,827.75 is: 61,863.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,368.23 : 108,151.10 = 44,827.75 : x
  2. Step 2: Convert to fraction form
    78,368.23/108,151.10 = 44,827.75/x
  3. Step 3: Cross multiply
    78,368.23x = 108,151.10 × 44,827.75
  4. Step 4: Simplify right side
    78,368.23x = 4,848,170,473.03
  5. Step 5: Solve for x
    x = 4,848,170,473.03/78,368.23
  6. Step 6: Final answer
    x = 61,863.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.